From 303306588caf8edc561a376c0eeb6f35f1573462 Mon Sep 17 00:00:00 2001
From: Fred Zhang <fredzqm@google.com>
Date: Thu, 9 May 2024 20:14:33 -0700
Subject: [PATCH] m

---
 src/dataconnect/errors.ts | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/dataconnect/errors.ts b/src/dataconnect/errors.ts
index af4d2157e6d..4e2b815af03 100644
--- a/src/dataconnect/errors.ts
+++ b/src/dataconnect/errors.ts
@@ -6,6 +6,9 @@ const INCOMPATIBLE_CONNECTOR_TYPE = "INCOMPATIBLE_CONNECTOR";
 
 export function getIncompatibleSchemaError(err: any): IncompatibleSqlSchemaError | undefined {
   const incompatibles = errorDetails(err, INCOMPATIBLE_SCHEMA_ERROR_TYPESTRING);
+  if (incompatibles.length === 0) {
+    return undefined;
+  }
   // Should never get multiple incompatible schema errors
   const incompatible = incompatibles[0];
   // Extract the violation type from the precondition error detail.